bcm63xx: add Comtrend VG-8050 support

BCM63169 with 128M RAM, 128M NAND and BCM53125 switch.
Switch is connected by HSSPI to CS5.
More info: https://openwrt.org/toh/comtrend/vg8050

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

target/linux/bcm63xx/base-files/etc/board.d/02_network

@@ -100,6 +100,10 @@ sagem,fast-2704n)
 	ucidef_add_switch "switch0" \
 		"0:lan:4" "1:lan:3" "2:lan:2" "3:lan:1" "8t@eth0"
 	;;
+comtrend,vg-8050)
+	ucidef_add_switch "switch0" \
+		"0:lan:4" "1:lan:3" "2:lan:2" "3:lan:1" "4:wan" "8t@eth0"
+	;;
 comtrend,vr-3032u)
 	ucidef_add_switch "switch0" \
 		"0:lan:2" "1:lan:3" "2:lan:4" "3:lan:1" "8t@eth0"

target/linux/bcm63xx/base-files/lib/upgrade/platform.sh

@@ -5,6 +5,7 @@ platform_check_image() {
 	[ "$#" -gt 1 ] && return 1
 
 	case "$(board_name)" in
+		comtrend,vg-8050|\
 		comtrend,vr-3032u|\
 		netgear,dgnd3700-v2)
 			# NAND sysupgrade
@@ -62,6 +63,7 @@ cfe_jffs2_upgrade_tar() {
 
 platform_do_upgrade() {
 	case "$(board_name)" in
+		comtrend,vg-8050|\
 		comtrend,vr-3032u|\
 		netgear,dgnd3700-v2)
 			REQUIRE_IMAGE_METADATA=1

target/linux/bcm63xx/dts/bcm63169-comtrend-vg-8050.dts

@@ -0,0 +1,198 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+/dts-v1/;
+
+#include "bcm63268.dtsi"
+
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "Comtrend VG-8050";
+	compatible = "comtrend,vg-8050", "brcm,bcm63268";
+
+	aliases {
+		led-boot = &led_power_green;
+		led-failsafe = &led_power_green;
+		led-running = &led_power_green;
+		led-upgrade = &led_power_green;
+	};
+
+	chosen {
+		bootargs = "rootfstype=squashfs,ubifs noinitrd console=ttyS0,115200";
+		stdout-path = "serial0:115200n8";
+	};
+
+	keys {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <20>;
+
+		reset {
+			label = "reset";
+			gpios = <&pinctrl 33 1>;
+			linux,code = <KEY_RESTART>;
+			debounce-interval = <60>;
+		};
+
+		wps {
+			label = "wps";
+			gpios = <&pinctrl 34 1>;
+			linux,code = <KEY_WPS_BUTTON>;
+			debounce-interval = <60>;
+		};
+	};
+};
+
+&leds {
+	status = "ok";
+	brcm,serial-leds;
+	brcm,serial-dat-low;
+	brcm,serial-shift-inv;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_serial_led>;
+
+	led@2 {
+		reg = <2>;
+		active-low;
+		label = "vg-8050:red:internet";
+	};
+
+	led@3 {
+		reg = <3>;
+		active-low;
+		label = "vg-8050:red:power";
+	};
+
+	led_power_green: led@6 {
+		reg = <6>;
+		active-low;
+		label = "vg-8050:green:power";
+		default-state = "on";
+	};
+
+	led@7 {
+		reg = <7>;
+		active-low;
+		label = "vg-8050:green:wps";
+	};
+
+	led@8 {
+		reg = <8>;
+		active-low;
+		label = "vg-8050:green:internet";
+	};
+
+	led@10 {
+		reg = <10>;
+		active-low;
+		label = "vg-8050:green:voip";
+	};
+
+	led@12 {
+		reg = <12>;
+		active-low;
+		label = "vg-8050:red:voip";
+	};
+
+	led@14 {
+		reg = <14>;
+		active-low;
+		label = "vg-8050:red:wps";
+	};
+};
+
+&hsspi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_hsspi_cs5>;
+
+	switch@0 {
+		compatible = "brcm,bcm53125";
+		reg = <5>;
+		spi-max-frequency = <781000>;
+		spi-cpha;
+		spi-cpol;
+
+		lede,alias = "eth0";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			lan@0 {
+				reg = <0>;
+				label = "lan4";
+			};
+
+			lan@1 {
+				reg = <1>;
+				label = "lan3";
+			};
+
+			lan@2 {
+				reg = <2>;
+				label = "lan2";
+			};
+
+			lan@3 {
+				reg = <3>;
+				label = "lan1";
+			};
+
+			wan@4 {
+				reg = <4>;
+				label = "wan";
+			};
+
+			cpu@8 {
+				reg = <8>;
+				label = "cpu";
+
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+					asym-pause;
+					pause;
+				};
+			};
+		};
+	};
+};
+
+&nflash {
+	status = "okay";
+
+	nandcs@0 {
+		compatible = "brcm,nandcs";
+		#size-cells = <1>;
+		#address-cells = <1>;
+		reg = <0>;
+		nand-ecc-step-size = <512>;
+		nand-ecc-strength = <15>;
+		nand-on-flash-bbt;
+		brcm,nand-oob-sector-size = <64>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			cferom@0 {
+				label = "cferom";
+				reg = <0x0000000 0x0020000>;
+				read-only;
+			};
+
+			wfi@20000 {
+				compatible = "brcm,wfi";
+				label = "wfi";
+				reg = <0x0020000 0x7ee0000>;
+			};
+		};
+	};
+};
+
+&uart0 {
+	status = "ok";
+};

target/linux/bcm63xx/image/bcm63xx_nand.mk

@@ -52,6 +52,23 @@ define Device/comtrend_vr-3032u
 endef
 TARGET_DEVICES += comtrend_vr-3032u
 
+define Device/comtrend_vg-8050
+  $(Device/bcm63xx-nand)
+  DEVICE_VENDOR := Comtrend
+  DEVICE_MODEL := VG-8050
+  CFE_CHIP_ID := 63268
+  SOC := bcm63169
+  CFE_RAM_FILE := comtrend,vg-8050/cferam.000
+  CFE_RAM_JFFS2_NAME := cferam.000
+  BLOCKSIZE := 128k
+  PAGESIZE := 2048
+  SUBPAGESIZE := 512
+  VID_HDR_OFFSET := 2048
+  DEVICE_PACKAGES += $(USB2_PACKAGES)
+  CFE_WFI_FLASH_TYPE := 3
+endef
+TARGET_DEVICES += comtrend_vg-8050
+
 ### Netgear ###
 define Device/netgear_dgnd3700-v2
   $(Device/bcm63xx-nand)

target/linux/bcm63xx/patches-5.4/601-board-VG-8050.patch

@@ -0,0 +1,48 @@
+--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
+@@ -2635,6 +2635,29 @@ static struct board_info __initdata boar
+ 	},
+ };
+ 
++static struct board_info __initdata board_VG8050 = {
++	.name				= "963169P-1861N5",
++	.expected_cpu_id		= 0x63268,
++
++	.has_ehci0			= 1,
++	.has_ohci0			= 1,
++	.num_usbh_ports			= 2,
++
++	.has_enetsw			= 1,
++	.enetsw = {
++		.used_ports = {
++			[6] = {
++				.used = 1,
++				.phy_id = 0xff,
++				.bypass_link = 1,
++				.force_speed = 1000,
++				.force_duplex_full = 1,
++				.name = "RGMII",
++			},
++		},
++	},
++};
++
+ static struct board_info __initdata board_VR3032u = {
+ 	.name				= "963168M-1841N1",
+ 	.expected_cpu_id	= 0x63268,
+@@ -2868,6 +2891,7 @@ static const struct board_info __initcon
+ #ifdef CONFIG_BCM63XX_CPU_63268
+ 	&board_963268bu_p300,
+ 	&board_963269bhr,
++	&board_VG8050,
+ 	&board_VR3032u,
+ 	&board_vw6339gu,
+ 	&board_BSKYB_63168,
+@@ -2983,6 +3007,7 @@ static struct of_device_id const bcm963x
+ #ifdef CONFIG_BCM63XX_CPU_63268
+ 	{ .compatible = "brcm,bcm963268bu-p300", .data = &board_963268bu_p300, },
+ 	{ .compatible = "brcm,bcm963269bhr", .data = &board_963269bhr, },
++	{ .compatible = "comtrend,vg-8050", .data = &board_VG8050, },
+ 	{ .compatible = "comtrend,vr-3032u", .data = &board_VR3032u, },
+ 	{ .compatible = "inteno,vg50", .data = &board_vw6339gu, },
+ 	{ .compatible = "sky,sr102", .data = &board_BSKYB_63168, },